启动器是mclauncher+
该设置的都设置好了，就是点启动游戏之后弹出了个java的框框
里面是写了这些东西：

2013-02-11 01:20:41 [INFO] [ForgeModLoader] Forge Mod Loader version 4.6.12.511 for Minecraft 1.4.6 loading
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] All core mods are successfully located
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Discovering coremods
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Found a candidate coremod LainCraft.jar
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Loading coremod LainCraft.jar
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Loaded coremod LainCraft.jar
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Found library file argo-2.25.jar present and correct in lib dir
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Found library file guava-12.0.1.jar present and correct in lib dir
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Found library file asm-all-4.0.jar present and correct in lib dir
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Found library file bcprov-jdk15on-147.jar present and correct in lib dir
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Found library file chardet.jar present and correct in lib dir
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Running coremod plugins
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Running coremod plugin FMLCorePlugin
2013-02-11 01:20:41 [SEVERE] [ForgeModLoader] FML appears to be missing any signature data. This is not a good thing
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Coremod plugin FMLCorePlugin run successfully
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Running coremod plugin FMLForgePlugin
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Coremod plugin FMLForgePlugin run successfully
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Running coremod plugin Loader
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Coremod plugin Loader run successfully
2013-02-11 01:20:41 [FINEST] [ForgeModLoader] Validating minecraft
2013-02-11 01:20:42 [FINEST] [ForgeModLoader] Minecraft validated, launching...
2013-02-11 01:20:42 [INFO] [STDERR] java.lang.reflect.InvocationTargetException
2013-02-11 01:20:42 [INFO] [STDERR]         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
2013-02-11 01:20:42 [INFO] [STDERR]         at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
2013-02-11 01:20:42 [INFO] [STDERR]         at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
2013-02-11 01:20:42 [INFO] [STDERR]         at java.lang.reflect.Method.invoke(Unknown Source)
2013-02-11 01:20:42 [INFO] [STDERR]         at cpw.mods.fml.relauncher.FMLRelauncher.relaunchClient(FMLRelauncher.java:111)
2013-02-11 01:20:42 [INFO] [STDERR]         at cpw.mods.fml.relauncher.FMLRelauncher.handleClientRelaunch(FMLRelauncher.java:26)
2013-02-11 01:20:42 [INFO] [STDERR]         at net.minecraft.client.Minecraft.main(Minecraft.java:2235)
2013-02-11 01:20:42 [INFO] [STDERR] Caused by: java.lang.UnsatisfiedLinkError: F:\-SSS-????驹絬Minecraft?め狠\.minecraft\bin\natives\lwjgl.dll: Can't find dependent libraries
2013-02-11 01:20:42 [INFO] [STDERR]         at java.lang.ClassLoader$NativeLibrary.load(Native Method)
2013-02-11 01:20:42 [INFO] [STDERR]         at java.lang.ClassLoader.loadLibrary1(Unknown Source)
2013-02-11 01:20:42 [INFO] [STDERR]         at java.lang.ClassLoader.loadLibrary0(Unknown Source)
2013-02-11 01:20:42 [INFO] [STDERR]         at java.lang.ClassLoader.loadLibrary(Unknown Source)
2013-02-11 01:20:42 [INFO] [STDERR]         at java.lang.Runtime.loadLibrary0(Unknown Source)
2013-02-11 01:20:42 [INFO] [STDERR]         at java.lang.System.loadLibrary(Unknown Source)
2013-02-11 01:20:42 [INFO] [STDERR]         at org.lwjgl.Sys$1.run(Sys.java:72)
2013-02-11 01:20:42 [INFO] [STDERR]         at java.security.AccessController.doPrivileged(Native Method)
2013-02-11 01:20:42 [INFO] [STDERR]         at org.lwjgl.Sys.doLoadLibrary(Sys.java:65)
2013-02-11 01:20:42 [INFO] [STDERR]         at org.lwjgl.Sys.loadLibrary(Sys.java:81)
2013-02-11 01:20:42 [INFO] [STDERR]         at org.lwjgl.Sys.<clinit>(Sys.java:98)
2013-02-11 01:20:42 [INFO] [STDERR]         at net.minecraft.client.Minecraft.F(Minecraft.java:2556)
2013-02-11 01:20:42 [INFO] [STDERR]         at net.minecraft.client.Minecraft.fmlReentry(Minecraft.java:2245)
2013-02-11 01:20:42 [INFO] [STDERR]         ... 7 more



重下客户端也是这样，换了几个服务器的都是这样，好头疼啊

不懂楼主你到底说服务器还是客户端……
如果是JAVA问题那么你电脑安装了JAVA么？要不要试着升级一下？

升级JAVA+1

已经是最新版本了 java 7 Update 13